CVE-2025-15621

MEDIUMNVD 5.7

5.7

Insufficiently Protected Credentials in Sparx Systems Pty Ltd. Sparx Enterprise Architect. Client does not verify the receiver of OAuth2 credentials during OpenID authentication

CVSS v3: 5.7
EG Score: 0.0(none)
EPSS: 5.9%
KEV: Not listed

Published

April 16, 2026

Last Modified

April 17, 2026

References (1)

db4dfee8-a97e-4877-bfae-eba6d14a2166https://sparxsystems.com/products/ea/17.1/history.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-522Insufficiently Protected Credentials

Data Freshness Timeline

(refreshed 20× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2025-15621?

CVE-2025-15621 is a medium vulnerability published on April 16, 2026. Insufficiently Protected Credentials in Sparx Systems Pty Ltd. Sparx Enterprise Architect. Client does not verify the receiver of OAuth2 credentials during OpenID authentication

When was CVE-2025-15621 disclosed?

CVE-2025-15621 was first published in the National Vulnerability Database on April 16, 2026, with the most recent update on April 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-15621 actively exploited?

CVE-2025-15621 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-15621?

CVE-2025-15621 has a CVSS v3 base score of 5.7 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 0.0.

How do I remediate CVE-2025-15621?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-15621, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2025-15621

📅 Published

🔄 Last Modified

🔗 References (1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-15621?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (1)

Frequently asked(5)

Related CVEs(same CWE)